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- The Experimental results show that gravity segregation of Pb Sn Sb ternary alloys can be obviously improved and grains structurecan be refined by RMF. 实验结果表明:旋转磁场不仅能显著改善合金的比重偏析,还能细化晶粒,提高性能,是很有发展潜力的铸造新工艺。
- Mainly discuss fluorborate terne electroplating solution in use for PCB fabrication. 主要论述印制线路板生产中所用的氟硼酸盐镀锡铅溶液。
- Electroplating Solution of Imitated Rosy Gold 仿玫瑰金镀液的研究
- In this work, we compare the properties of as-deposited Cu films prepared using two different electroplating solutions: copper-hexafluoro-silicate (CuSiF6) and CuSO4. 在此论文中，我们比较两种电解液-硫酸铜及六氟矽化铜，所镀出来铜膜之特性。
- Preliminary Investigation on Electrode Process Kinetics of Acidic Bright Sn Electroplating 酸性光亮镀锡电极过程动力学初探
- THE RECLAMATION FOR BF-~4 IN RINSE WATERS ELECTROPLATING SOLUTION 电镀漂洗水中BF_4的回收
- The Technology and Equiment of Hot Dip Plating Pb Sn Alloy on a Double Wall Brazed Tube 双层卷焊钢管热浸镀铅锡合金工艺与设备
- It may take a long time to find a solution to the problem. 也许要花很长时间才能找到解决这个问题的办法。
- Sn electroplating 电镀锡
- I simply refuse to conceive of such a solution. 这样的解决办法，我是绝对不考虑的。
- What color is copper sulphate solution? 硫酸铜溶液是什么颜色？
- Mary is sceptical about the solution. 玛丽对这个解决办法表示怀疑。
- His problem did not really admit of any solution. 他的问题真是没有解决的可能。
- He doped out a solution to the problem. 他想出一个解决该问题的方法。
- The solution to this problem is acceptable. 这个问题的解决方案是可接受的。
- Investigation on Methanesulfonate Electroplating Solutions 甲基磺酸盐体系电镀液的研究
- A method for determination of Al,Ag,Bi,Cu,Cd,Co,Fe,Ni,Pb,Mg,Sn,Se,Zn in tellurium ingot by ICP AES were studied. 本文介绍了采用电感耦合等离子体发射光谱法（ICP－AES）测定碲锭中Al、Ag、Bi、Cu、Cd 等13 个杂质元素的方法。
- She has come to some most satisfactory solution. 她得到一个非常使人满意的解决方法。
- The solution of sugar was boiling down. 糖水煎浓成为糖浆。
- A method for the determination of Pb, Sn and Mo in 245 friction material by AAS has been developed. 本文采用原子吸收光谱法(AAS)测定245摩擦材料中的Pb、Sn、Mo。
